The book helps you understand clearly why Dien Bien Phu was initially not included in the battle plan of the French expeditionary force as well as the Vietnamese's battle plan - later it became a famous place, the place where a great strategic battle, a brilliant victory of our nation in the twentieth century took place. As the first victory of the national liberation movement, Dien Bien Phu awakened and created confidence for oppressed peoples to rise up, beginning the process of collapse of old colonialism around the world.